Encyclopedia Entry: 71V3559S75BQI

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 71V3559S75BQI is a high-speed synchronous dynamic random-access memory (SDRAM) IC. It is commonly used in computer systems, networking equipment, and other electronic devices that require fast and reliable data storage and retrieval.

Characteristics: - High-speed operation - Synchronous interface - Large storage capacity - Low power consumption - Wide temperature range

Package: The 71V3559S75BQI is available in a compact and durable plastic package, which protects the IC from external elements and provides ease of handling during installation.

Essence: This IC serves as a crucial component in electronic devices, enabling efficient and rapid data storage and retrieval operations.

Packaging/Quantity: The 71V3559S75BQI is typically packaged in reels or trays, with each reel or tray containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Type: Synchronous DRAM (SDRAM)
• Organization: 4 Meg x 16
• Operating Voltage: 3.3V
• Clock Frequency: Up to 133 MHz
• Access Time: 7.5 ns
• Interface: Parallel
• Package Type: Plastic FBGA (Fine-Pitch Ball Grid Array)
• Pin Count: 54 pins

Detailed Pin Configuration

The 71V3559S75BQI features a 54-pin configuration, with each pin serving a specific function. Here is a brief overview of the pinout:

1. VDD - Power supply voltage
2. VSS - Ground
3. DQ0-DQ15 - Data input/output pins
4. A0-A11 - Address input pins
5. BA0-BA1 - Bank address pins
6. CAS - Column Address Strobe
7. RAS - Row Address Strobe
8. WE - Write Enable
9. CLK - Clock input
10. /CS - Chip Select

Please refer to the datasheet for a complete pin configuration diagram.

Functional Features

The 71V3559S75BQI offers several functional features that enhance its performance and usability:

• Burst mode operation for efficient data transfer
• Auto-refresh and self-refresh modes for power-saving capabilities
• Programmable burst length and latency settings for customization
• On-die termination (ODT) for improved signal integrity
• Internal pipelined architecture for high-speed operation

Advantages and Disadvantages

Advantages: - High-speed operation allows for rapid data access - Large storage capacity meets the demands of modern applications - Low power consumption contributes to energy efficiency - Wide temperature range ensures reliable performance in various environments

Disadvantages: - Sensitive to electrostatic discharge (ESD), requiring proper handling precautions - Limited compatibility with older systems that do not support synchronous interface

Working Principles

The 71V3559S75BQI operates based on the principles of synchronous dynamic random-access memory (SDRAM). It utilizes a clock signal to synchronize data transfers between the memory controller and the IC. The row and column address strobes (RAS and CAS) control the selection of specific memory cells for read or write operations. The IC's internal circuitry manages data storage, retrieval, and refresh operations to ensure accurate and reliable data access.

Detailed Application Field Plans

The 71V3559S75BQI finds extensive application in various fields, including: - Computer systems (desktops, laptops, servers) - Networking equipment (routers, switches) - Telecommunications devices - Consumer electronics (smartphones, tablets) - Industrial automation systems

Its high-speed operation and large storage capacity make it suitable for applications that require fast and efficient data processing.

Detailed and Complete Alternative Models

1. 71V3556S75BQI: Similar to the 71V3559S75BQI, but with a smaller storage capacity of 4 Meg x 8.
2. 71V3557S75BQI: Offers the same storage capacity as the 71V3559S75BQI but operates at a lower clock frequency of up to 100 MHz.
3. 71V3558S75BQI: Provides a higher storage capacity of 8 Meg x 16, suitable for applications requiring more memory.

These alternative models offer different specifications to cater to specific requirements and system configurations.

In conclusion, the 71V3559S75BQI is a high-speed synchronous dynamic random-access memory (SDRAM) IC widely used in computer systems, networking equipment, and other electronic devices. Its characteristics include high-speed